[PATCH] flush_icache_range: Export symbol to fix build errors

From: Pranith Kumar
Date: Mon Aug 18 2014 - 00:26:12 EST


Fix building errors occuring due to a missing export of flush_icache_range() in
architectures missing the export.

Signed-off-by: Pranith Kumar <bobby.prani@xxxxxxxxx>
Reported-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
CC: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/arc/mm/cache_arc700.c | 1 +
arch/blackfin/include/asm/cacheflush.h | 1 +
arch/frv/include/asm/cacheflush.h | 1 +
arch/hexagon/mm/cache.c | 1 +
arch/metag/include/asm/cacheflush.h | 1 +
arch/sh/mm/cache.c | 1 +
arch/tile/kernel/smp.c | 1 +
arch/xtensa/kernel/smp.c | 1 +
8 files changed, 8 insertions(+)

diff --git a/arch/arc/mm/cache_arc700.c b/arch/arc/mm/cache_arc700.c
index 4670afc..e88ddbf 100644
--- a/arch/arc/mm/cache_arc700.c
+++ b/arch/arc/mm/cache_arc700.c
@@ -581,6 +581,7 @@ void flush_icache_range(unsigned long kstart, unsigned long kend)
tot_sz -= sz;
}
}
+EXPORT_SYMBOL(flush_icache_range);

/*
* General purpose helper to make I and D cache lines consistent.
diff --git a/arch/blackfin/include/asm/cacheflush.h b/arch/blackfin/include/asm/cacheflush.h
index 9a5b2c5..0e2eb8c 100644
--- a/arch/blackfin/include/asm/cacheflush.h
+++ b/arch/blackfin/include/asm/cacheflush.h
@@ -70,6 +70,7 @@ static inline void flush_icache_range(unsigned start, unsigned end)
}
#endif
}
+EXPORT_SYMBOL(flush_icache_range);

#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { memcpy(dst, src, len); \
diff --git a/arch/frv/include/asm/cacheflush.h b/arch/frv/include/asm/cacheflush.h
index edbac54..07ee4b3 100644
--- a/arch/frv/include/asm/cacheflush.h
+++ b/arch/frv/include/asm/cacheflush.h
@@ -72,6 +72,7 @@ static inline void flush_icache_range(unsigned long start, unsigned long end)
{
frv_cache_wback_inv(start, end);
}
+EXPORT_SYMBOL(flush_icache_range);

#ifdef CONFIG_MMU
extern void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
diff --git a/arch/hexagon/mm/cache.c b/arch/hexagon/mm/cache.c
index fe14ccf..0c76c80 100644
--- a/arch/hexagon/mm/cache.c
+++ b/arch/hexagon/mm/cache.c
@@ -68,6 +68,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
);
local_irq_restore(flags);
}
+EXPORT_SYMBOL(flush_icache_range);

void hexagon_clean_dcache_range(unsigned long start, unsigned long end)
{
diff --git a/arch/metag/include/asm/cacheflush.h b/arch/metag/include/asm/cacheflush.h
index 7787ec5..117c212 100644
--- a/arch/metag/include/asm/cacheflush.h
+++ b/arch/metag/include/asm/cacheflush.h
@@ -124,6 +124,7 @@ static inline void flush_icache_range(unsigned long address,
metag_code_cache_flush((void *) address, endaddr - address);
#endif
}
+EXPORT_SYMBOL(flush_icache_range);

static inline void flush_cache_sigtramp(unsigned long addr, int size)
{
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c
index 097c2cd..f770e39 100644
--- a/arch/sh/mm/cache.c
+++ b/arch/sh/mm/cache.c
@@ -229,6 +229,7 @@ void flush_icache_range(unsigned long start, unsigned long end)

cacheop_on_each_cpu(local_flush_icache_range, (void *)&data, 1);
}
+EXPORT_SYMBOL(flush_icache_range);

void flush_icache_page(struct vm_area_struct *vma, struct page *page)
{
diff --git a/arch/tile/kernel/smp.c b/arch/tile/kernel/smp.c
index 01e8ab2..19eaa62 100644
--- a/arch/tile/kernel/smp.c
+++ b/arch/tile/kernel/smp.c
@@ -183,6 +183,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
preempt_enable();
}
}
+EXPORT_SYMBOL(flush_icache_range);


/* Called when smp_send_reschedule() triggers IRQ_RESCHEDULE. */
diff --git a/arch/xtensa/kernel/smp.c b/arch/xtensa/kernel/smp.c
index 40b5a37..4d02e38 100644
--- a/arch/xtensa/kernel/smp.c
+++ b/arch/xtensa/kernel/smp.c
@@ -571,6 +571,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
};
on_each_cpu(ipi_flush_icache_range, &fd, 1);
}
+EXPORT_SYMBOL(flush_icache_range);

/* ------------------------------------------------------------------------- */

--
1.7.9.5

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